irregular (
http://definr.com/irregular)
adj 1: contrary to rule or accepted order or general practice;
"irregular hiring practices" [ant:
regular]
2: (of solids) not having clear dimensions that can be
measured; volume must be determined with the principle of
liquid displacement [ant:
regular]
3: not occurring at expected times [syn:
unpredictable]
4: used of the military; not belonging to or engaged in by
regular army forces; "irregular troops"; "irregular
warfare" [ant:
regular]
5: deviating from what is usual or common or to be expected;
often somewhat odd or strange; "these days large families
are atypical"; "highly irregular behavior" [syn:
atypical]
6: lacking continuity or regularity; "an irregular worker";
"employed on a temporary basis" [syn:
temporary]
7: of a surface; not level or flat; "walking was difficult on
the irregular cobblestoned surface"
8: used of independent armed resistance forces; "guerrilla
warfare"; "partisan forces" [syn:
guerrilla(a),
guerilla(a),
underground]
9: independent in behavior or thought; "she led a somewhat
irregular private life"; "maverick politicians" [syn:
maverick,
unorthodox]
n 1: a member of an irregular armed force that fights a stronger
force by sabotage and harassment [syn:
guerrilla,
guerilla,
insurgent]
2: merchandise that has imperfections; usually sold at a
reduced price without the brand name [syn:
second]